PHP程序與服務(wù)器端通訊方法小結(jié)

beluckly

假設(shè)有10個(gè)網(wǎng)站，分布在各地，它們的庫(kù)存要同步，而數(shù)據(jù)庫(kù)不支持遠(yuǎn)程連接。
　　我們要實(shí)時(shí)地取得服務(wù)器的庫(kù)存數(shù)，可以通過(guò)很多種方法，我所知道的有以下幾種：
　　　·CURL方式
　　　·SOCKET方式
　　　·PHP5中的SOAP方式
　　以下分別給出示例來(lái)實(shí)現(xiàn)它：
　　CURL方式
　　client.php
＜?php
$psecode = ’NDE005’;
$website = ’www.abc.com’;
$amt = 1;
$pwd = 123456;
$ch = curl_init();
$curl_url = "http://ics1.server.com/index.php?web=" . $website .
"&pwd=" . $pwd . "&action=check&pseid=" . $psecode .
"&amt=" . $amt;
curl_setopt($ch, CURLOPT_URL, $curl_url);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);//不直接輸出，返回到變量
$curl_result = curl_exec($ch);
$result = explode(’,’, $curl_result);
curl_close($ch);
print_r($result);
?＞
　　服務(wù)器端只需按一定的格式輸出，然后客戶(hù)端按此格式接收就可以了如：
echo "OK," . $fpsecode . "," . $fbalance ;//以逗號(hào)分隔
　　SOCKET方式
　　這個(gè)要借助第三方類(lèi)庫(kù)HttpClient,可以到這里下載：http://scripts.incutio.com/httpclient/
＜?php
require_once ’class/HttpClient.php’;
$params = array(’web’ =＞ ’www.abc.com’,
’pwd’ =＞ ’123456’,
’action’ =＞ ’check’,
’pseid’ =＞ ’NDE005’,
’amt’ =＞ 1);
$pageContents = HttpClient::quickPost(’http://ics.server.com/index.php’, $params);
$result = explode(’,’, $pageContents);
print_r($result);
?＞
　　PHP5中的SOAP方式
　　server.php
＜?php
function getQuote($fpsecode) {
global $dbh;
$result = array();
try {
$query = "SELECT fprice, fcansale, fbalance, fbaltip FROM tblbalance where upper(trim(fpsecode)) = :psecode limit 1";
$stmt = $dbh-＞prepare($query);
$stmt-＞execute(array(’:psecode’ =＞ strtoupper(trim($fpsecode))));
$stmt-＞bindColumn(’fprice’, $fprice);
$stmt-＞bindColumn(’fcansale’, $fcansale);
$stmt-＞bindColumn(’fbalance’, $fbalance);
$stmt-＞bindColumn(’fbaltip’, $fbaltip);
while($row = $stmt-＞fetch(PDO_FETCH_BOUND)) {
//
}
} catch (PDOException $e) {
echo $e-＞getMessage();
}
return $fprice; //你可以返回一個(gè)數(shù)組
}
$dsn = ’pgsql:host=192.168.*.* port=5432 dbname=db user=123456 password=123456’;
try {
$dbh = new PDO($dsn);
} catch (PDOException $e) {
die(’Connection failed: ’ . $e-＞getMessage());
}
ini_set("soap.wsdl_cache_enabled", "0"); // disabling WSDL cache
$server = new SoapServer("stockquote.wsdl"); //配置文件
$server-＞addFunction("getQuote");
$server-＞handle();
?＞
　　stockquote.wsdl
＜?xml version =’1.0’ encoding =’UTF-8’ ?＞
＜definitions name=’StockQuote’
targetNamespace=’http://example.org/StockQuote’
xmlns:tns=’ http://example.org/StockQuote ’
xmlns:soap=’http://schemas.xmlsoap.org/wsdl/soap/’
xmlns:xsd=’http://www.w3.org/2001/XMLSchema’
xmlns:soapenc=’http://schemas.xmlsoap.org/soap/encoding/’
xmlns:wsdl=’http://schemas.xmlsoap.org/wsdl/’
xmlns=’http://schemas.xmlsoap.org/wsdl/’＞
＜message name=’getQuoteRequest’＞
＜part name=’symbol’ type=’xsd:string’/＞
＜/message＞
＜message name=’getQuoteResponse’＞
＜part name=’Result’ type=’xsd:float’/＞
＜/message＞
＜portType name=’StockQuotePortType’＞
＜o(jì)peration name=’getQuote’＞
＜input message=’tns:getQuoteRequest’/＞
＜o(jì)utput message=’tns:getQuoteResponse’/＞
＜/operation＞
＜/portType＞
＜binding name=’StockQuoteBinding’ type=’tns:StockQuotePortType’＞
＜soap:binding style=’rpc’
transport=’http://schemas.xmlsoap.org/soap/http’/＞
＜o(jì)peration name=’getQuote’＞
＜soap:operation soapAction=’urn:xmethods-delayed-quotes#getQuote’/＞
＜input＞
＜soap:body use=’encoded’ namespace=’urn:xmethods-delayed-quotes’
encodingStyle=’http://schemas.xmlsoap.org/soap/encoding/’/＞
＜/input＞
＜o(jì)utput＞
＜soap:body use=’encoded’ namespace=’urn:xmethods-delayed-quotes’
encodingStyle=’http://schemas.xmlsoap.org/soap/encoding/’/＞
＜/output＞
＜/operation＞
＜/binding＞
＜service name=’StockQuoteService’＞
＜port name=’StockQuotePort’ binding=’StockQuoteBinding’＞
＜soap:address location=’http://192.168.3.9/php5/server.php’/＞
＜/port＞
＜/service＞
＜/definitions＞
client.php
＜?php
$client = new SoapClient("stockquote.wsdl");
$result = $client-＞getQuote("nde005");
print_r($result);
?＞

本文來(lái)自ChinaUnix博客，如果查看原文請(qǐng)點(diǎn)：http://blog.chinaunix.net/u/14986/showart_93417.html